这个词是什么意思？
Spontaneous aggregations of human embryonic stem cells that occur in vitro after culturing in a medium that lacks LEUKEMIC INHIBITORY FACTOR. The embryoid bodies can further differentiate into cells that represent different lineages.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D058732 · MeSH 2026。
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